sort by Rank | Alpha
| Possible Meanings | Rank |
| Hermit Crab Association | ***** |
| Health Care Access | ***** |
| Heidelberg Center for American | **** |
| Health Care Advisory | **** |
| Heights Community Association | **** |
| Hydroxy Citric Acid | **** |
| Helvetica Chimica Acta | **** |
| Hall Carpenter Archives | **** |
| Health Care Aids | **** |
| Humanitarian Ceasefire Agreement | **** |
| Health Care Affairs | **** |
| Health Care Agreement | **** |
| High Court of Australia | **** |
| Health Care Accounts | **** |
| High Content Analysis | **** |
| Human Centered Automation | **** |
| Hospital Center in Arlington | **** |
| Housing Corporation Assessment | **** |
| Hybrid Cellular Automata | **** |
| House Cleaning Alliance | **** |
| Home Care Associates | **** |
| Highbury Community Association | **** |
| Holy Childhood Association | **** |
| Home Care Agencies | **** |
| Hebron Christian Academy | **** |
| Home Care Alliance | **** |
| Hour Call Attempts | **** |
| Health Care Authority | **** |
| Handgun Club of America | **** |
| Home Care Associations | **** |
| Historical and Cultural Affairs | **** |
| Health Care Alliances | **** |
| helsinki citizens assembly | **** |
| health care association | **** |
| Higher Court Advocates | **** |
| Health Care Assistants | **** |
| Health Care Advisers | **** |
| hill country alliance | **** |
| Heartland Coursing Association | **** |
| Hamilton Conservation Authority | **** |
| Health Care Assembly | **** |
| Heritage Conservation Areas | **** |
| Hamilton Conservatory for the Arts | **** |
| High Content Assays | *** |
| Heart Clinic Arkansas | *** |
| Health Care for All | *** |
| Haven Christian Academy | *** |
| Highlands Community Association | *** |
| Human Capital Analysis | *** |
| Honey Care Africa | *** |
| Heat Cost Allocators | *** |
| Harrier Club of America | *** |
| Healthy Community Alliance | *** |
| Havanese Club of America | *** |
| Hampshire Care Association | *** |
| Hierarchical Cluster Analysis | *** |
| Health Center Administrators | *** |
| Human Coronary Arterioles | *** |
| Holloway Cut Advisor | *** |
| Hospice Care Association | *** |
| Health Care Administrators | *** |
| High Concentration Areas | *** |
| Huntersville Christian Academy | *** |
| Houston Compensation Association | *** |
| Hillcrest Christian Academy | *** |
| Hospital Corp of America | *** |
| Human Capital Advisors | *** |
| High Conflict Areas | *** |
| Hendersonville Christian Academy | *** |
| Hinkson Christian Academy | *** |
| Hans Christian Anderson | *** |
| Hazardous Chemical Agents | *** |
| Hindu Council of Australia | *** |
| Hypothermic Circulatory Arrest | *** |
| High Contamination Areas | *** |
| Hockey Commissioners Association | *** |
| Hydrophobic Cluster Analysis | *** |
| Hindu Cultural Association | *** |
| Hyfforddiant Cychwynnol Athrawon | *** |
| Healthy Communities Alliance | *** |
| Hindustan College of Arts | *** |
| Home Care Alternatives | *** |
| Hawaii Coffee Association | *** |
| Home Care Ambulance | *** |
| High Consequence Areas | *** |
| Health Corporation of America | *** |
| Historical Cost Accounting | *** |
| Host Channel Adapters | *** |
| health centers administrative | *** |
| Health Consumer Alliance | *** |
| Health Care Acronyms | *** |
| Health Care Advocates | *** |
| Haryana Cricket Association | *** |
| Human Capital Associates | *** |
| Heavy Construction Association | *** |
| Houston Claims Association | *** |
| Human Care Alliance | *** |
| Holy Cross Airport | *** |
| Home Care Aides | *** |
| Hotel Corporation of America | *** |
| Health Club Act | *** |
| Hikers for Clean Air | *** |
| Host Community Agreements | *** |
| Health Care Administrator | *** |
| Health Care Associates | *** |
| Hinsdale Center for the Arts | *** |
| Hopkins Center for the Arts | *** |
| Head of the Contracting Agency | *** |
| Headlands Center for the Arts | *** |
| Hospital to Columbia | *** |
| Hernando Christian Academy | *** |
| Hourihane Cormier Associates | *** |
| Higher Courts Advocates | *** |
| Harris Club Audois | *** |
| Hydrolysate Company of America | *** |
| Hypo Clearing Agent | *** |
| Hampshire Chess Association | *** |
| Handbook of Christian Apologetics | *** |
| Human Carbonic Anhydrase | *** |
| Holy Cross Associates | *** |
| Home Care Assistant | *** |
| Heritage Conservation Act | *** |
| Health Care Aides | *** |
| Harry Cummings and Associates | *** |
| Human Cancer Authors | *** |
| Hatfield Crookless Abernathy | *** |
| Hybrid Channel Assignment | *** |
| Healing Connections Associates | *** |
| Hexagon Capital Advisors | *** |
| Hobie Class Association | *** |
| Hawaiian Community Assets | *** |
| Hospital from Columbia | ** |
| Hyderabad Cricket Association | ** |
| Head Central Accounts | ** |
| hair cell antigen | ** |
| hair-cell antigen | ** |
| hard callus area | ** |
| Health Care Aotearoa | ** |
| Health Coaching Australia | ** |
| Hearing Coping Assessment | ** |
| hematopoietic cell antigen | ** |
| Hemocyte cytotoxic activity | ** |
| hepatic cellular adenomas | ** |
| hereditary cerebellar ataxia | ** |
| heteroduplex complexity assay | ** |
| high curvature analysis | ** |
| highest cellular area | ** |
| home-care assistance | ** |
| homotypic cell aggregation | ** |
| human capital approach | ** |
| human cerebral arteries | ** |
| human cord albumin | ** |
| human coronary arteries | ** |
| human corticotropic adenoma | ** |
| hybrid capture assay | ** |
| hydrophobic clusters analysis | ** |
| hydroxy carbonate apatite | ** |
| hydroxy-carbonate apatite | ** |
| hyperkalemic cardioplegic arrest | ** |
| hypoplastic coronary artery | ** |
| hypothalamic chronic anovulation | ** |
| hypothermic cardioplegic arrest | ** |
| Heisey Collectors of America | ** |
| Heading Crossing Angle | ** |
| Hellenic Cultural Association | ** |
| high-cysteine A | ** |
| Host Country Agreement | ** |
| Houston Coaches Association | ** |
| D,L-Homocysteic acid | ** |
| L-homocysteic acid | ** |
| trans-gamma-hydroxycrotonic acid | ** |
| tumor--hepatocellular ademona | ** |
| Heritage Conservation Advocates | ** |
| Hillsboro Community Association | ** |
| High Country Associates | ** |
| Hearing Care of America | ** |
| Hearing Conservation Amendment | ** |
| H++rthle cell adenomas | ** |
| Harvard Club of Australia | ** |
| high contrast visual acuity | ** |
| horizontal semicircular canal afferent | ** |
| Human carcinoma-associated antigen | ** |
| human cardiac alpha-actin | ** |
| human erythrocyte carbonic anhydrase | ** |
| human erythrocytic carbonic anhydrase | ** |
| hyperpnea with cold air | ** |
| hyperpolarization-induced ciliary activation | ** |
| hypothermia and circulatory arrest | ** |
| High Coverage Areas | ** |
| Habitat Conservation Areas | ** |
| Hierarchical Clustering Analyses | ** |
| Housing Corporation of Arlington | ** |
| Hillsdale Community Association | ** |
| Hollow Cathode Assemblies | ** |
| Hotel Credit Association | ** |
| Housing Counseling Agency | ** |
| human carbonic anhydrase II | ** |
| Houston Composers Alliance | ** |
| Heritage Culture the Arts | ** |
| Hispanic Contractors of America | ** |
| Human Cognitive Abilities | ** |
| Health Cooperative Association | ** |
| Household Centred Approach | ** |
| Holborn Community Association | ** |
| Host Control Area | ** |
| Habitat Conservation Agreements | ** |
| Hetero Cyclic Amines | ** |
| Helsinki Civic Assembly | ** |
| Head of Corporate Affairs | ** |
| Holloway Cut Adviser | ** |
| Hosiery Corporation of America | ** |
| Housing Corporation Assessments | ** |
| High Contrast Addressing | ** |
| Hawaii Consortium for the Arts | ** |
| Hertford Company of Archers | ** |
| Head of Contracting Activities | ** |
| Hollingsworth Civic Arena | ** |
| Hollow Cylinder Apparatus | ** |
| Homemaker Companion Agency | ** |
| Hopi Credit Association | ** |
| HUD Contract Administration | ** |
| Habitat Critical Areas | ** |
| Heritage Comics Auctions | ** |
| Helsinki Citizens Association | ** |
| Heterocyclic aromatic amines | ** |
| Heads of Contracting Activity | ** |
| Hockey Club Alphen | ** |
| House Cleaning Assignments | ** |
| Hospital Corporation Australia | ** |
| Harsimus Cove Association | ** |
| Heritage Culture and the Arts | ** |
| Health Care Admissions | ** |
| Health Consumers Alliance | ** |
| Hospice College of America | ** |
| Health Care Alternatives | ** |
| Health Careers Academies | ** |
| Homeowners Club of America | ** |
| Horseshoe Canada Association | ** |
| Harrison Center for Animals | ** |
| Heavy Constructors Association | ** |
| Hendrickson Chassis Axle | ** |
| Holland Colours Asia | ** |
| Hockey Club Ajoie | ** |
| Hard Core Alliance | ** |
| Heads of the Contracting Activity | ** |
| Health Communications Activity | ** |
| High Court Action | ** |
| Honors College Association | ** |
| Hubbard Colleges of Administration | ** |
| Hungry Canyon Alliance | ** |