noun a term used in biology to describe organisms that do not possess a notochord
adjective describing something that lacks a notochord, which is a flexible rod-like structure found in the embryos of all chordates
In anatomy, 'achordal' may be used to refer to structures or organisms that do not have a notochord present.
In biology, 'achordal' is used to describe organisms that lack a notochord, such as certain species of invertebrates.
In evolutionary biology, 'achordal' can be used to discuss the absence of a notochord in certain evolutionary lineages.
In zoology, 'achordal' is used to classify animals that do not possess a notochord, a defining characteristic of chordates.
In the field of music theory, a writer may use the term 'achordal' to describe music that does not contain any chords or is not based on chord progressions.
A psychologist may use the term 'achordal' in the context of discussing auditory perception or music cognition, particularly in relation to how individuals process and perceive music that lacks traditional chord structures.
A musician may use the term 'achordal' when composing or analyzing music that intentionally avoids using chords or when experimenting with non-traditional harmonic structures.
In the field of musicology, a musicologist may use the term 'achordal' when studying different musical traditions or genres that do not emphasize chord progressions or when analyzing avant-garde or experimental music compositions.