plural of tetraalkylammonium

Having the form of four antennae

(organic chemistry) Describing cyclic compounds that have four nitrogen atoms in the ring

The quality of being tetrabasic.

Relating to, or composed of four alleles

(geometry) A convex polyhedron, with four triangular and four hexagonal faces, that is an Archimedean solid and can be constructed by truncating a regular tetrahedron at each vertex by one-third the length of each adjoining edge.

Having four lower incisors missing.

(organic chemistry) Any macrocycle in which four -CH₂- groups have been replaced by -NH- groups

plural of tetraazamacrocycle

(organic chemistry) A saturated alicyclic heterocycle containing eight carbon atoms and four nitrogen atoms