English to English Dictionary

Aphotic zone

The portion of a lake or ocean where there is little or no sunlight, typically receiving less than 1% of surface sunlight and precluding photosynthesis.

Apocalyptic

Describing or predicting the complete destruction of the world or a catastrophic event of unprecedented proportions.

Appendix

A section at the end of a book or document that gives extra information.

Apportionment

The action or result of apportioning something, or distributing something among several parties in a proper share.

Appraisal

An act of assessing something or someone, often characterized by impartiality and objective analysis.

Appraiser

A person whose job is to calculate the monetary value of property, land, or goods.

Apprehensive

Anxious or fearful that something bad or unpleasant will happen.

Aptly

In a manner that is appropriate, suitable, or fitting for the circumstances.

Arbitrariness

The quality of being based on random choice or personal whim, rather than any reason or system.

Arborescent

Having the nature, form, or general appearance of a tree; branching like a tree.

Archaic

Very old or old-fashioned; belonging to an earlier period in history.

Archimedes

An ancient Greek mathematician, physicist, engineer, and inventor who made groundbreaking contributions to geometry, hydrostatics, and mechanics.