Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of basal is as below...

Nail :: Nail (n.) The basal thickened portion of the anterior wings of certain hemiptera.

Perfoliate :: Perfoliate (a.) Having the basal part produced around the stem; -- said of leaves which the stem apparently passes directory through.

Augite :: Augite (n.) A variety of pyroxene, usually of a black or dark green color, occurring in igneous rocks, such as basalt; -- also used instead of the general term pyroxene..

Basal-nerved :: Basal-nerved (a.) Having the nerves radiating from the base; -- said of leaves.

Basaltiform :: Basaltiform (a.) In the form of basalt; columnar.

Mesopterygium :: Mesopterygium (n.) The middle one of the three principal basal cartilages in the fins of fishes.

Whinstone :: Whinstone (n.) A provincial name given in England to basaltic rocks, and applied by miners to other kind of dark-colored unstratified rocks which resist the point of the pick. -- for example, to masses of chert. Whin-dikes, and whin-sills, are names sometimes given to veins or beds of basalt..

Stem :: Stem (n.) The basal portion of the body of one of the Pennatulacea, or of a gorgonian..

Wacky :: Wacky (n.) A soft, earthy, dark-colored rock or clay derived from the alteration of basalt..

Epimeron :: Epimeron (n.) In crustaceans: The part of the side of a somite external to the basal joint of each appendage.

Antenna :: Antenna (n.) A movable, articulated organ of sensation, attached to the heads of insects and Crustacea. There are two in the former, and usually four in the latter. They are used as organs of touch, and in some species of Crustacea the cavity of the ear is situated near the basal joint. In insects, they are popularly called horns, and also feelers. The term in also applied to similar organs on the heads of other arthropods and of annelids..

Zeolite :: Zeolite (n.) A term now used to designate any one of a family of minerals, hydrous silicates of alumina, with lime, soda, potash, or rarely baryta. Here are included natrolite, stilbite, analcime, chabazite, thomsonite, heulandite, and others. These species occur of secondary origin in the cavities of amygdaloid, basalt, and lava, also, less frequently, in granite and gneiss. So called because many of these species intumesce before the blowpipe..

Sub-base :: Subbasal (a.) Near the base.

Vagina :: Vagina (n.) The basal expansion of certain leaves, which inwraps the stem; a sheath..

Melaphyre :: Melaphyre (n.) Any one of several dark-colored augitic, eruptive rocks allied to basalt..

Mouth-footed :: Mouth-footed (a.) Having the basal joints of the legs converted into jaws.

Basipodite :: Basipodite (n.) The basal joint of the legs of Crustacea.

Trap :: Trap (n.) An old term rather loosely used to designate various dark-colored, heavy igneous rocks, including especially the feldspathic-augitic rocks, basalt, dolerite, amygdaloid, etc., but including also some kinds of diorite. Called also trap rock..

Basic :: Basic (a.) Said of crystalline rocks which contain a relatively low percentage of silica, as basalt..

Enchylemma :: Enchylemma (n.) The basal substance of the cell nucleus; a hyaline or granular substance, more or less fluid during life, in which the other parts of the nucleus are imbedded..

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