| BETROTHAL | • betrothal n. The act of betrothing. • betrothal n. The fact of being betrothed; a mutual promise, engagement, or contract for a future marriage between two people. • BETROTHAL n. an engagement to marry. |
| BETROTHALS | • betrothals n. Plural of betrothal. • BETROTHAL n. an engagement to marry. |
| HETEROTHALLIC | • heterothallic adj. (Botany, of some algae and fungi) Producing male and female reproductive structures in different plants. • heterothallic n. Such an alga or fungus. • HETEROTHALLIC adj. of certain fungi, having two physiologically different types of mycelium, comparable to male and female. |
| HETEROTHALLIES | • HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM. |
| HETEROTHALLISM | • heterothallism n. (Botany) The condition of being heterothallic. • HETEROTHALLISM n. the state of being heterothallic, also HETEROTHALLY. |
| HETEROTHALLISMS | • heterothallisms n. Plural of heterothallism. • HETEROTHALLISM n. the state of being heterothallic, also HETEROTHALLY. |
| HETEROTHALLY | • heterothally n. Heterothallism. • HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM. |
| PROTHALAMIA | • prothalamia n. Plural of prothalamion. • prothalamia n. Plural of prothalamium. • PROTHALAMIUM n. (Spenser) a song in honour of a marriage, also PROTHALAMION. |
| PROTHALAMION | • prothalamion n. (Literary) A song or poem in honour of a bride and bridegroom about to be married. • PROTHALAMION n. (Spenser) a song in honour of a marriage, also PROTHALAMIUM. |
| PROTHALAMIUM | • prothalamium n. Alternative form of prothalamion. • PROTHALAMIUM n. (Spenser) a song in honour of a marriage, also PROTHALAMION. |
| PROTHALLI | • prothalli n. Plural of prothallus. • PROTHALLUS n. the free-living gametophyte of a fern or other vascular cryptogam, also PROTHALLIUM. |
| PROTHALLIA | • prothallia n. Plural of prothallium. • PROTHALLIUM n. the free-living gametophyte of a fern or other vascular cryptogam, also PROTHALLUS. |
| PROTHALLIAL | • PROTHALLIAL adj. of or like the prothallium, the growth following a germinating spore, for the purpose of sexual reproduction, producing the antheridia and archegonia. |
| PROTHALLIC | • PROTHALLIC adj. relating to a prothallus, the growth following a germinating spore, for the purpose of sexual reproduction. |
| PROTHALLIUM | • prothallium n. A plant, usually a pteridophyte, in gametophyte stage in the metagenesis cycle. • prothallium n. The young gametophyte of a liverwort or peat moss. • PROTHALLIUM n. the free-living gametophyte of a fern or other vascular cryptogam, also PROTHALLUS. |
| PROTHALLOID | • PROTHALLOID adj. relating to the prothallus, the gametophyte or sexual generation in ferns and related plants. |
| PROTHALLUS | • prothallus n. A prothallium. • PROTHALLUS n. the free-living gametophyte of a fern or other vascular cryptogam, also PROTHALLIUM. |
| PROTHALLUSES | • prothalluses n. Plural of prothallus. • PROTHALLUS n. the free-living gametophyte of a fern or other vascular cryptogam, also PROTHALLIUM. |