| ACICULAE | • aciculae n. Plural of acicula. • ACICULA n. (Latin) a needlelike bristle or spine. |
| ACICULAR | • acicular adj. Needle-shaped; slender like a needle or bristle. • acicular adj. Having sharp points like needles. • acicular adj. (Botany) Of a leaf, slender and pointed, needle-like. |
| ACICULAS | • aciculas n. Plural of acicula. • ACICULA n. (Latin) a needlelike bristle or spine. |
| AURICULA | • auricula n. (Anatomy) The external part of the ear. • auricula n. (Anatomy) A small conical pouch projecting from either atrium of the heart. • auricula n. (Palynology) A pronounced thickening at the corner of a trilete spore, beyond the end of the laesura. |
| AVICULAR | • avicular adj. Of or pertaining to a bird or to birds. • AVICULAR adj. pertaining to birds. |
| CUBICULA | • cubicula n. Plural of cubiculum. • CUBICULUM n. (Latin) a burial chamber. |
| CUTICULA | • cuticula n. (Zoology, botany) A tough protective covering outside the epidermis of many invertebrates and plants; cuticle. • CUTICULA n. (Latin) the outer hard covering of an insect. |
| LODICULA | • lodicula n. (Botany) Alternative form of lodicule. • LODICULA n. (Latin) a small scale in a grass flower, also LODICULE. |
| NAVICULA | • navicula n. (Christianity) A thurible in the shape of a boat. • Navicula prop.n. A taxonomic genus within the family Naviculaceae – boat-shaped algae. • NAVICULA n. (Latin) an incense-holder shaped like a boat. |
| RETICULA | • reticula n. Plural of reticulum. • reticula n. (Anatomy) The reticular formation. • RETICULUM n. (Latin) a network. |
| SILICULA | • silicula n. (Botany) Alternative spelling of silicle. • SILICULA n. (Latin) a seed vessel resembling a silique, but about as broad as it is long, also SILICLE, SILICULE. |
| SPICULAE | • spiculae n. Plural of spicula. • SPICULA n. (Latin) a spike or splinter, also SPICULE. |
| SPICULAR | • spicular adj. Of, pertaining to, or formed from spicules. • SPICULAR adj. resembling a dart; having sharp points. |
| VESICULA | • vesicula n. (Biology, medicine) Synonym of vesicle (small blister). • VESICULA n. (Latin) a small blister or bladder, also VESICLE. |