| DICHOTOMOUS | • dichotomous adj. Dividing or branching into two pieces. • DICHOTOMOUS adj. forking into two equal branches. |
| LITHODOMOUS | • lithodomous adj. (Zoology) Like, or relating to, Lithodomus; lithophagous. • LITHODOMOUS adj. living in burrows in rocks. |
| NATIONHOODS | • nationhoods n. Plural of nationhood. • NATIONHOOD n. the state of being a nation. |
| ORNITHOPODS | • ornithopods n. Plural of ornithopod. • ORNITHOPOD n. a member of a suborder of bipedal ornithischian (bird-hipped) dinosaurs. |
| ORTHODONTIA | • orthodontia n. Synonym of orthodontics. • ORTHODONTIA n. the rectification of crookedness in the teeth, also ORTHODONTICS. |
| ORTHODONTIC | • orthodontic adj. Of, or relating to the dental speciality of orthodontics. • ORTHODONTIC adj. relating to orthodontics, the rectification of crookedness in the teeth. |
| ORTHODOXIES | • orthodoxies n. Plural of orthodoxy. • ORTHODOXY n. the state of being orthodox. |
| ORTHODROMIC | • orthodromic adj. Of or relating to a means of navigation by following an arc of the great circle corresponding to the… • orthodromic adj. (Of neurons) Passing along neurological impulses in a normal (expected) direction. • ORTHODROMIC adj. having great circles represented as straight lines. |
| PHOTOCOPIED | • photocopied v. Simple past tense and past participle of photocopy. • PHOTOCOPY v. to make a photocopy of. |
| PHOTODIODES | • photodiodes n. Plural of photodiode. • PHOTODIODE n. a two-electrode semiconductor device. |
| PHOTOPERIOD | • photoperiod n. (Biology) The normal duration of natural daylight experienced by an organism; daylength. • PHOTOPERIOD n. the period during every 24 hours when an organism is exposed to daylight. |
| RADIOPHOTOS | • radiophotos n. Plural of radiophoto. • RADIOPHOTO n. a picture transmitted by radio. |
| TRAITORHOOD | • traitorhood n. The quality of being a traitor. • TRAITORHOOD n. the state of being a traitor. |