| intracytoplasmic sperm injection | <gynaecology> The direct injection of a single sperm into an egg. (09 Oct 1997) |
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| injections, epidural | The injection of drugs, most often analgesics, into the spinal canal without puncturing the dura mater. (12 Dec 1998) |
| injections, intradermal | The forcing into the skin of liquid medication, nutrient, or other fluid through a hollow needle, piercing the top skin layer. (12 Dec 1998) |
| injections, intralesional | Injections introduced directly into localised lesions. (12 Dec 1998) |
| injections, intralymphatic | Injections into the lymph nodes or the lymphatic system. (12 Dec 1998) |
| injections, intramuscular | Forceful administration into a muscle of liquid medication, nutrient, or other fluid through a hollow needle piercing the muscle and any tissue covering it. (12 Dec 1998) |
| injections, intraperitoneal | Forceful administration into the peritoneal cavity of liquid medication, nutrient, or other fluid through a hollow needle piercing the abdominal wall. (12 Dec 1998) |
| injections, intravenous | Injections made into a vein for therapeutic or experimental purposes. (12 Dec 1998) |
| injections, intraventricular | Injections into the cerebral ventricles. (12 Dec 1998) |
| injections, jet | The injection of solutions into the skin by compressed air devices so that only the solution pierces the skin. (12 Dec 1998) |
| injections, subcutaneous | Forceful administration under the skin of liquid medication, nutrient, or other fluid through a hollow needle piercing the skin. (12 Dec 1998) |
| sperm | A reproductive cell produced by the male of an animal species which, when united with an egg (of the same species), results in conception and the development of an embryo. (09 Oct 1997) |
| sperm agglutination | Agglutination of spermatozoa. (05 Mar 2000) Previous: Spens, Thomas, spent, speract, sperling, sperm, spermaceti, spermacytic seminomaNext: sperm agglutination, spermalist, spermaphore, spermary, sperm-astersperm agglutination Agglutination of spermatozoa by antibodies or autoantibodies. (12 Dec 1998) |
| sperm-aster | Cytocentrum with astral rays in the cytoplasm of an inseminated ovum; it is brought in by the penetrating spermatozoon and evolves into the mitotic spindle of the first cleavage division. Origin: sperm + G. Aster, a star (aster) (05 Mar 2000) |
| sperm bank | A facility where sperm are kept frozen in liquid nitrogen for later use in artificial insemination. (09 Oct 1997) |