| ALLANTOIDS | • allantoids n. Plural of allantoid. • ALLANTOID n. a saclike fetal membrane developing into umbilical cord and forming part of the placenta, also ALLANTOIS. |
| CESTOIDEAN | • cestoidean n. (Zoology) One of the Cestoidea. • CESTOIDEAN adj. of or like a cestode, a tapeworm. • CESTOIDEAN n. a tapeworm. |
| CHROMATOID | • chromatoid adj. Resembling chromatin. • chromatoid n. (Cytology) The part of a nucleus comprising DNA and proteins where chromosomes are formed. • CHROMATOID adj. relating to chromatin, a protein/DNA complex making the chromosome. |
| DELTOIDEUS | • deltoideus adj. Like a triangle, triangular. • deltoideus n. The deltoideus muscle. • DELTOIDEUS n. the deltoid muscle. |
| DEMANTOIDS | • demantoids n. Plural of demantoid. • DEMANTOID n. a lustrous green gem variety of andradite garnet. |
| EPILEPTOID | • epileptoid adj. (Medicine) Resembling epilepsy. • epileptoid n. (Archaic) A person with epilepsy. • EPILEPTOID adj. resembling epilepsy; as, epileptoid convulsions. |
| EUTECTOIDS | • eutectoids n. Plural of eutectoid. • EUTECTOID n. an alloy similar to a eutectic. |
| GRANITOIDS | • granitoids n. Plural of granitoid. • GRANITOID n. a variety of coarse grained plutonic rock similar to granite which mineralogically is composed predominantly of feldspar and quartz. |
| GRAPHITOID | • graphitoid adj. Resembling graphite. • GRAPHITOID adj. of or like graphite. |
| MONOCYTOID | • monocytoid adj. Relating to monocytes. • MONOCYTOID adj. of or like a monocyte, a large white blood corpuscle. |
| PARASITOID | • parasitoid n. Any organism that is parasitic during part of its life cycle, especially one that eventually kills its host. • PARASITOID n. an insect parasitic in one phase of the life history, thereafter independent. |
| PLANETOIDS | • planetoids n. Plural of planetoid. • PLANETOID n. a body resembling a planet; an asteroid. |
| PRISMATOID | • prismatoid n. (Mathematics) Any polyhedron whose vertices all lie in either of two parallel planes. • PRISMATOID n. a body that approaches to the form of a prism. |
| RHEUMATOID | • rheumatoid adj. (Biology, medicine, usually) Involving rheumatism, especially rheumatoid arthritis. • rheumatoid adj. (Biology, medicine, dated) Presenting analogies with rheumatism. • RHEUMATOID adj. characteristic of or affected with rheumatoid arthritis. |
| SCOLYTOIDS | • scolytoids n. Plural of scolytoid. • SCOLYTOID n. a member of the Scolytidae, bark-beetles, also SCOLYTID. |
| TRACHYTOID | • trachytoid adj. (Mineralogy) Resembling trachyte. • TRACHYTOID adj. resembling trachyte. |
| TREMATOIDS | • trematoids n. Plural of trematoid. • TREMATOID n. a kind of parasitic flatworm, also TREMATODE. |
| ZOOPHYTOID | • zoophytoid adj. (Archaic) zoophytic. • ZOOPHYTOID adj. pertaining to, or resembling, a zoophyte. |