noun.
The lowest or bottom part.
noun.
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noun.
The part of a plant or animal organ that is nearest to its point of attachment.
noun.
The point of attachment of such an organ.
noun.
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noun.
A supporting part or layer; a foundation.
noun.
A basic or underlying element; infrastructure.
noun.
The fundamental principle or underlying concept of a system or theory; a basis.
noun.
A fundamental ingredient; a chief constituent.
noun.
The fact, observation, or premise from which a reasoning process is begun.
noun.
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noun.
A starting point, safety area, or goal.
noun.
Any one of the four corners of an infield, marked by a bag or plate, that must be touched by a runner before a run can be scored.
noun.
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noun.
A center of organization, supply, or activity; a headquarters.
noun.
The portion of a social organization, especially a political party, consisting of the most dedicated or motivated members.
noun.
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noun.
A fortified center of operations.
noun.
A supply center for a large force of military personnel.
noun.
A facial cosmetic used to even out the complexion or provide a surface for other makeup; a foundation.
noun.
The lowest part of a structure, such as a wall, considered as a separate unit.
noun.
The lower part of a shield.
noun.
A morpheme or morphemes regarded as a form to which affixes or other bases may be added.
noun.
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noun.
The side or face of a geometric figure to which an altitude is or is thought to be drawn.
noun.
The number that is raised to various powers to generate the principal counting units of a number system. The base of the decimal system, for example, is 10.
noun.
The number raised to the logarithm of a designated number in order to produce that designated number; the number at which a chosen logarithmic scale has the value 1.
noun.
A line used as a reference for measurement or computations.
noun.
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noun.
Any of a class of compounds whose aqueous solutions are characterized by a bitter taste, a slippery feel, the ability to turn litmus blue, and the ability to react with acids to form salts.
noun.
A substance that yields hydroxide ions when dissolved in water.
noun.
A substance that can act as a proton acceptor.
noun.
A substance that can donate a pair of electrons to form a covalent bond.
noun.
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noun.
The region in a transistor between the emitter and the collector.
noun.
The electrode attached to this region.
noun.
One of the nitrogen-containing purines (adenine and guanine) or pyrimidines (cytosine, thymine, and uracil) that occurs attached to the sugar component of DNA or RNA.
adjective.
Forming or serving as a base.
adjective.
Situated at or near the base or bottom.
adjective.
Of, relating to, or containing a base.
transitive verb.
To form or provide a base for.
transitive verb.
To find a basis for; establish.
transitive verb.
To assign to a base; station.
idiom.
(off base) Badly mistaken.
adjective.
Having or showing a lack of decency; contemptible, mean-spirited, or selfish.
adjective.
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adjective.
Being a metal that is of little value.
adjective.
Containing such metals.
adjective.
Of low birth, rank, or position.
adjective.
Short in stature.