Definition that contains gens
- i a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)
- o the blood group whose red cells carry neither the A nor B antigens
- f a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
- ball one of the two male reproductive glands that produce spermatozoa and secrete androgens
- egg one of the two male reproductive glands that produce spermatozoa and secrete androgens
- nut one of the two male reproductive glands that produce spermatozoa and secrete androgens
- bacteria (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants
- br a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water
- ab the blood group whose red cells carry both the A and B antigens
- testicle one of the two male reproductive glands that produce spermatozoa and secrete androgens