| AMBULACRUM | • ambulacrum n. (Of an echinoderm) A row of pores for the protrusion of appendages such as tube feet. • AMBULACRUM n. a radial band in the shell of an echinoderm, bearing rows of pores through which the tube-feet protrude. |
| AMERICIUMS | • americiums n. Plural of americium. • AMERICIUM n. a white metallic transuranic element of the actinide series. |
| CHARMONIUM | • charmonium n. (Physics) Any meson formed from a charm quark and its antiquark. • CHARMONIUM n. any of various elementary particles consisting of a charm quark and an antiquark. |
| COMMEASURE | • commeasure v. (Transitive) To be commensurate with; to equal. • COMMEASURE v. to be commensurate with; to equal. |
| COMMUNARDS | • communards n. Plural of communard. • Communards n. Plural of Communard. • COMMUNARD n. (French) a member of a commune; a communist. |
| COMMUTATOR | • commutator n. An electrical switch, in a generator or motor, that periodically reverses the direction of an electric current. • commutator n. (Group theory) A binary map in a given group G, given by [g, h] = ghg−1h−1, where g and h are elements… • commutator n. (Ring theory) A binary map in a given ring R, given by [a, b] = ab − ba, where a and b are elements… |
| MEERSCHAUM | • meerschaum n. (Uncountable) A soft white mineral, chiefly used for smoking-pipes and cigar holders. • meerschaum n. (Countable) A smoking-pipe made from meerschaum. • MEERSCHAUM n. (German) hydrated magnesium silicate occurring as a soft white or yellowish claylike mineral, aka sepiolite. |
| MIRACIDIUM | • miracidium n. (Biology) A free-living motile form of a trematode, covered with cilia, which settles in a mollusc intermediate… • MIRACIDIUM n. the ciliated first-stage larva of a trematode. |
| MYOCARDIUM | • myocardium n. (Anatomy, cardiology) The muscular substance of the heart; the middle of the three layers forming the… • MYOCARDIUM n. the main substance of the muscular wall of the heart inclosed between the epicardium and endocardium. |
| PARAMECIUM | • paramecium n. An oval-shaped protozoan organism of the genus Paramecium. • Paramecium prop.n. A taxonomic genus within the family Parameciidae – a ciliophore widely used as a model organism and for education. • PARAMECIUM n. a genus of tiny animals including the slipper animalcule, also PARAMAECIUM, PARAMOECIUM. |
| PROCAMBIUM | • procambium n. (Botany) A meristem that lies just inside the protoderm and develops into primary xylem and primary phloem. • PROCAMBIUM n. the young tissue of a fibrovascular bundle before its component cells have begun to be differentiated. |
| SCRUMMAGED | • scrummaged v. Simple past tense and past participle of scrummage. • SCRUMMAGE v. to engage in a scrummage, also SCRIMMAGE, SKRIMMAGE. |
| SCRUMMAGER | • scrummager n. (Rugby) One who scrummages; usually used in reference to the qualities of front row forwards. • SCRUMMAGER n. one who takes part in a scrummage. |
| SCRUMMAGES | • scrummages n. Plural of scrummage. • scrummages v. Third-person singular simple present indicative form of scrummage. • SCRUMMAGE n. a noisy dispute or tussle; a rough or confused struggle. |
| SIMULACRUM | • simulacrum n. An image or representation. • simulacrum n. A faint trace or semblance. • SIMULACRUM n. (Latin) an image, a semblance, also SIMULACRE. |
| UMBRACULUM | • umbraculum n. (Botany) Any umbrella-shaped appendage, such as the cap borne on the seta of Marchantia. • UMBRACULUM n. (Latin) an umbrella or umbrella-like structure. |