| COTRANSDUCTIONS | • cotransductions n. Plural of cotransduction. • COTRANSDUCTION n. the process by which two genetic markers are simultaneously packaged within a bacteriophage for transfer to a new host bacterium. |
| DECONSTRUCTIONS | • deconstructions n. Plural of deconstruction. • DECONSTRUCTION n. interpreting literature so as to show the impossibility of a definite interpretation. |
| DISCOLOURATIONS | • discolourations n. Plural of discolouration. • DISCOLOURATION n. the act of discolouring, also DISCOLORATION. |
| DISHARMONIOUSLY | • disharmoniously adv. In a disharmonious manner. • DISHARMONIOUS adv. lacking in harmony. |
| DOLICHOSAURUSES | • DOLICHOSAURUS n. any member of the Dolichosauria, a group of Cretaceous fossil reptiles. |
| HOUSEHOLDERSHIP | • householdership n. The position or role of a householder. • HOUSEHOLDERSHIP n. the office of householder. |
| INODOROUSNESSES | • INODOROUSNESS n. INODOROUS, emitting no odor. |
| ODORIFEROUSNESS | • odoriferousness n. The quality of being odoriferous. • ODORIFEROUS n. giving off an odour; morally offensive, also ODIFEROUS. |
| OUTDOORSMANSHIP | • outdoorsmanship n. Skill in, or fondness for, outdoor pursuits or sports. • OUTDOORSMANSHIP n. the craft of the outdoorsman. |
| OXIDOREDUCTASES | • oxidoreductases n. Plural of oxidoreductase. • OXIDOREDUCTASE n. an enzyme that catalyzes an oxidationreduction reaction. |
| POSTGRADUATIONS | • POSTGRADUATION n. the period of time following graduation. |
| POSTPRODUCTIONS | • postproductions n. Plural of postproduction. • post-productions n. Plural of post-production. • POSTPRODUCTION n. the period following filming or taping in which a motion picture or television show is readied for public presentation. |
| PSEUDOARTHROSIS | • pseudoarthrosis n. Alternative form of pseudarthrosis. • PSEUDOARTHROSIS n. a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united, also PSEUDARTHROSIS. |
| PSEUDOMORPHISMS | • pseudomorphisms n. Plural of pseudomorphism. • PSEUDOMORPHISM n. the state of being pseudomorphic. |
| PSEUDOSCORPIONS | • pseudoscorpions n. Plural of pseudoscorpion. • PSEUDOSCORPION n. any of various small arachnids of the order Pseudoscorpiones, resembling a scorpion but tailless, and found in soil, leaf litter, bark, etc. |
| RADIOPHOSPHORUS | • radiophosphorus n. Radioactive phosphorus (especially when used as a tracer). • RADIOPHOSPHORUS n. a radioactive isotope of phosphorus. |
| RADIOSTRONTIUMS | • radiostrontiums n. Plural of radiostrontium. • RADIOSTRONTIUM n. a radioactive isotope of strontium, esp. strontium-90. |
| RIBONUCLEOSIDES | • ribonucleosides n. Plural of ribonucleoside. • RIBONUCLEOSIDE n. a nucleoside containing ribose. |