X - Letter X - Words that begin with the Letter X

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Upper Case Capital Letter X 

Lower Case Letter  x

Speak Letter - Mouse over the Letter X (eks)

Hand Write Letter - Mouse over diagram on right >

Sound Phonics: a, e, i, o, u, and sometimes y

The Letter X is the 24th Letter of the English Alphabet. Word Class.

Important Words that begin with the Letter X

X Chromosome is the sex chromosome that is present in both sexes: singly in males and doubly in females.

X-Ray is an electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target. A radiogram made by exposing photographic film to X rays; used in medical diagnosis.

X-Axis is the horizontal axis in a plane coordinate system.

Xenon is a colorless odorless inert gaseous element occurring in the earth's atmosphere in trace amounts.

Xanadu is an idyllic, beautiful place (usually imagined).

Xylopia is a tropical evergreen trees or shrubs; chiefly African.

Xenial is pertaining to hospitality or relations with friendly visitors. (Zenila).

Xenophobia is a perceived fear of foreigners or strangers.

Xerophthalmus is an abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A.

Xenotransplant is a surgical procedure in which tissue or whole organs are transferred from one species to another species.

Xerox is a copy made by a xerographic printer or to reproduce by xerography.

Xerography is forming an image by the action of light on a specially coated charged plate; the latent image is developed with powders that adhere only to electrically charged areas.

Xeroradiography is radiography using X-rays and xerographic (rather than roentgenographic) techniques.

Xenosaurus a slender-bodied Mexican lizards having the upper surface covered with tiny granules and tubercles. A type and sole genus of Xenosauridae.

Xenia is the immediate influence of pollen from one strain of a plant upon the endosperm of another strain, resulting in hybrid characters in the form, color, etc. of the resulting growth, as in the colors of corn grains.

Xenobiotic is a substance found in an organism that is not normally produced or expected to be present in it.

Xenogeneic is denoting or relating to cells or tissues from individuals belonging to different species.

Xenogenesis is the alternation of two or more different forms in the life cycle of a plant or animal.

Xeric is being deficient in moisture.

X is the cardinal number that is the sum of nine and one (10); the base of the decimal system.

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