| CALYPTRA | • calyptra n. (Botany) In bryophytes, a thin, hood of tissue that forms from the archegonium and covers the developing… • calyptra n. (Botany) any cap-like covering of a flower or fruit, such as the operculum over the unopened buds of… • calyptra n. (Botany) Any of various coverings at the tips of structures, in the terminology of various authors;… |
| CHAPTREL | • chaptrel n. (Architecture, obsolete) An impost. • CHAPTREL n. the capital of a pillar which supports an arch. |
| CLAPTRAP | • claptrap n. Empty verbiage or nonsense. • claptrap n. (Historical) A device for producing a clapping sound in theaters. • claptrap n. A device or trick to gain applause; a humbug. |
| DIOPTRAL | • dioptral adj. Synonym of dioptric. • DIOPTRAL adj. relating to a diopter, a measure of refractive power. |
| DIOPTRES | • dioptres n. Plural of dioptre. • DIOPTRE n. a measure of refractive power, also DIOPTER. |
| DIOPTRIC | • dioptric adj. Acting as a medium for sight; making use of refraction (Of lenses, etc.). • dioptric adj. (Obsolete) Pertaining to a diopter. • dioptric adj. (Obsolete) Capable of being seen through. |
| KALYPTRA | • kalyptra n. Alternative form of calyptra. • KALYPTRA n. (Greek) a veil worn by Greek women. |
| LAPTRAYS | • LAPTRAY n. a tray with a cushion, made to sit on one's lap and hold a book, meal etc. |
| OPTRONIC | • optronic adj. Optoelectronic. • OPTRONIC adj. pertaining to the science concerned with electronics and light. |
| SCEPTRAL | • sceptral adj. Of, relating to, or similar to a sceptre. • sceptral adj. Sovereign. • SCEPTRAL adj. pertaining to royal authority. |
| SCEPTRED | • sceptred v. Simple past tense and past participle of sceptre. • sceptred adj. Holding a sceptre. • sceptred adj. Invested with royal power. |
| SCEPTRES | • sceptres n. Plural of sceptre. • SCEPTRE v. to invest with royal authority, also SCEPTER. |
| UPTRAINS | • uptrains v. Third-person singular simple present indicative form of uptrain. • UPTRAIN v. (obsolete) to train up, educate. |
| UPTRENDS | • uptrends n. Plural of uptrend. • UPTREND n. a tendency toward growth. |