pith ray
1pith ray — noun Date: 1902 medullary ray …
2pith ray. — See medullary ray. [1900 05] * * * …
3pith ray — noun : medullary ray …
4pith ray. — See medullary ray. [1900 05] …
5pith-ray fleck — noun see pith fleck …
6pith fleck — noun or pith ray fleck ˈ ̷ ̷ˌ ̷ ̷ : a minute spot in the wood of a tree that results from injury to the cambium by the boring of small dipterous larvae …
7medullary ray — noun a sheet of vascular tissue separating the vascular bundles • Syn: ↑vascular ray • Hypernyms: ↑vascular tissue * * * noun 1. : a ray of primary origin in the stele of various cryptogamous and dicotyledonous vascular plants that extends… …
8medullary ray — Bot. (in the stems of woody plants) one of the vertical bands or plates of unspecialized tissue that radiate between the pith and the bark. Also called pith ray. [1820 30] * * * …
9Ox pith — Ox Ox ([o^]ks), n.; pl. {Oxen}. [AS. oxa; akin to D. os. G. ochs, ochse, OHG. ohso, Icel. oxi, Sw. & Dan. oxe, Goth. a[ u]hsa, Skr. ukshan ox, bull; cf. Skr. uksh to sprinkle. [root]214. Cf. {Humid}, {Aurochs}.] (Zo[ o]l.) The male of bovine… …
10Medullary ray (botany) — In botany, Medullary rays refer to a characteristic found in woods. In this context the term refers to radial sheets or ribbons extending vertically through the tree across and perpendicular to the growth rings. Also called pith rays or wood rays …
