xylem /zīˈləm/ noun (botany)

Woody tissue in trees and plants, usu consisting of vessels, tracheides and fibres, all with lignified walls, with some more or less lignified parenchyma, concerned in the conduction of aqueous solutions, with storage and with mechanical support of the plant

xyˈlene noun

C₆H₄(CH₃)₂, any of three dimethyl-benzenes, occurring in coal tar but not separable by fractional distillation

xyˈlenol noun

A synthetic resin, (CH₃)₂C₆H₃OH, any of six monohydric phenols derived from xylenes

xyˈlic adjective

1. Relating to xylem
2. Designating any of six acids, derivatives of xylene

xyˈlitol noun

A sweet crystalline alcohol obtained from xylose, that can be used as a sugar substitute

xylobalˈsamum noun

(Gr balsamon the balsam tree) the dried twigs, or the wood, of the balm of Gilead tree

xyˈlocarp noun

A hard and woody fruit, such as a coconut

xylocarpˈous adjective

xyˈlochrome noun

(Gr chrōma colour) a mixture of substances to which the colour of heartwood is due, including tannins, gums, and resins

xyˈlogen /-jen/ noun

Xylem

xylogenous /-lojˈən-əs/ adjective (botany)

Growing on wood

xylˈograph noun

1. An impression or print from a wood block
2. An impression of the grain of wood for surface decoration

xylogˈrapher noun

xylographˈic or xylographˈical adjective

xylography /zī-logˈrə-fi/ noun

The art of engraving on wood

xyˈloid adjective

Woody, ligneous

xyloidin or xyloidine /zi-loiˈdin/ noun

(Gr eidos form, appearance) an explosive like gun-cotton, prepared by the action of strong nitric acid on starch or woody fibre such as pyroxylin, or a similar substance

xyˈlol noun

(L oleum oil) xylene

xylolˈogy noun

The study of the structure of wood

xylōˈma noun (pl xylōˈmas or xylōˈmata)

In fungi, a sclerotium-like body which forms spores internally and does not put out branches which develop into sporophores

xylomˈeter noun

An instrument for determining the specific gravity of wood

xylonˈic adjective

Designating an acid obtained by oxidizing xylose

xyˈlonite or Xyˈlonite® noun

A non-thermosetting plastic of the nitrocellulose type

xylophagan /-lofˈə-gən/ noun

(Gr phagein to eat) one of the Xylophˈaga, a genus of boring bivalves

xyˈlophage /-fāj/ noun

An insect larva, mollusc, etc that eats or bores into wood

xylophagous /-lofˈə-gəs/ adjective

Wood-eating

xylophˈilous adjective

Fond of wood, living on wood

xyˈlophone noun

1. (Gr phōnē voice) a musical instrument consisting of a graduated series of wooden bars, which are struck with wooden hammers
2. An instrument used to measure the elastic properties of wood

xylophonˈic adjective

xylophˈonist noun

Xylopia /-lōˈpi-ə/ noun

(Gr pikros bitter) a genus of trees and shrubs of the custard apple family, natives of the tropics, chiefly in America

xylopyrogˈraphy noun

1. Designs engraved on wood with a hot poker
2. The act of making such designs

xylorimˈba noun

An extended xylophone combining the ranges of the xylophone and the marimba

xyˈlose noun

A pentose found in many plants, also known as wood sugar (C₅H₁₀O₅)

xylotˈomous adjective

(Gr tomē a cut) of insects, wood-boring or woodcutting

xylotypographˈic adjective

Relating to, or printed from, wooden type

xylotypogˈraphy noun

xyˈlyl /-lil/ noun

Any of the univalent radicals, C₈H₉, of the xylenes or their derivatives