Dictionary

High pitch, of a voice or instrument; especially, the octave above the top line of the treble stave.

A state of excitement, a heightened emotional condition.

An alternate or secondary character.

An alternate account.

An alternative investment or alternative fund.

Example: liquid alts

Happening by turns; one following the other in succession of time or place; first one and then the other (repeatedly)

Example: alternate picking is a guitar playing technique

Designating the members in a series, which regularly intervene between the members of another series, as the odd or even numbers of the numerals; every other; every second.

Example: the alternate members 1, 3, 5, 7, etc.

Other; alternative.

Example: He lives in an alternate universe and an alternate reality.

(of leaves) Distributed singly at different heights of the stem, and at equal intervals as respects angular divergence.

Example: Many trees have alternate leaf arrangement (e.g. birch, oak and mulberry).

Relating to a choice between two or more possibilities.

Example: an alternative proposition

Other; different from something else.

Not traditional, outside the mainstream, underground.

Alternate, reciprocal.

The absolute height of a location, usually measured from sea level.

Example: As the altitude increases, the temperature gets lower, so remember to bring warm clothes to the mountains.

A vertical distance.

The distance measured perpendicularly from a figure's vertex to the opposite side of the vertex.

Example: The perpendicular height of a triangle is known as its altitude.

The angular distance of a heavenly body above our Earth's horizon.