| ARCHESPORIUM | • archesporium n. (Botany) Any of the cells of the sporangium that give rise to spores. • ARCHESPORIUM n. a primitive cell or group of cells from which a mother cell develops. |
| CHIAROSCURISM | • CHIAROSCURISM n. the practice of chiaroscuro. |
| CHIAROSCURISMS | • CHIAROSCURISM n. the practice of chiaroscuro. |
| CHONDROCRANIUM | • chondrocranium n. (Anatomy) The developing skull, composed of cartilage, of an embryo before ossification. • CHONDROCRANIUM n. the cartilaginous parts of an embryonic cranium. |
| CHONDROCRANIUMS | • CHONDROCRANIUM n. the cartilaginous parts of an embryonic cranium. |
| COUNTERCHARMING | • countercharming v. Present participle of countercharm. • COUNTERCHARM v. to destroy or dissolve the effects of (another charm). |
| COUNTERMARCHING | • countermarching v. Present participle of countermarch. • countermarching n. A countermarch. • COUNTERMARCH v. to march or cause to march back or in a direction opposite to a former one. |
| HONORARIUM | • honorarium n. Compensation for services that do not have a predetermined value. • HONORARIUM n. a voluntary fee paid esp. to a professional person for their services. |
| HONORARIUMS | • honorariums n. Plural of honorarium. • HONORARIUM n. a voluntary fee paid esp. to a professional person for their services. |
| MICROEARTHQUAKE | • microearthquake n. A very low-intensity earthquake, usually three or less on the Richter scale. • MICROEARTHQUAKE n. an earthquake of low intensity. |
| RADIOTHORIUM | • radiothorium n. (Physics) The radioactive isotope thorium-228. • RADIOTHORIUM n. a radioactive isotope of thorium with the mass number 228. |
| RADIOTHORIUMS | • RADIOTHORIUM n. a radioactive isotope of thorium with the mass number 228. |
| ROUTEMARCHING | • routemarching v. Present participle of routemarch. • route-marching v. Present participle of route-march. • route␣marching v. Present participle of route march. |
| TURBOMACHINERY | • turbomachinery n. Turbomachines collectively. • TURBOMACHINERY n. machinery consisting of, incorporating, or constituting a turbine. |