different between external vs perceivable

English

Etymology

From Middle French externe + -al, from Latin externus, from exter, exterus (“on the outside, outward”).

Pronunciation

• (General American) IPA^(key): /?ks?t?n?l/, /?ks?t?n?l/, /?ks?t?n?l/
• (Received Pronunciation) IPA^(key): /?ks?t??n?l/, /?ks?t??n?l/, /?ks?t??n?l/
• Rhymes: -??(?)n?l
• Hyphenation: ex?ter?nal

Adjective

external (comparative more external, superlative most external)

1. Outside of something; on the exterior.
2. Not intrinsic nor essential; accidental; accompanying; superficial.
   • 1850, Richard Chenevix Trench, Notes on the Miracles of Our Lord

     The external circumstances are greatly different.

3. Foreign; relating to or connected with foreign nations.

4. (anatomy) Away from the mesial plane of the body; lateral.
5. Provided by something or someone outside of the entity (object, group, company etc.) considered.

Synonyms

• (not intrinsic nor essential): See also Thesaurus:extrinsic

Antonyms

• internal

Related terms

Translations

Noun

external (plural externals)

1. (chiefly in the plural) The exterior; outward features or appearances.
2. (programming) In the C programming language, a variable that is defined in the source code but whose value comes from some external source.

Further reading

• external in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• external in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• external at OneLook Dictionary Search

English

Etymology

perceive +? -able

Adjective

perceivable (comparative more perceivable, superlative most perceivable)

1. Capable of being perceived; discernible.
   • 1818, Jane Austen, Northanger Abbey, ch. 5,

     Every search for him was equally unsuccessful, in morning lounges or evening assemblies; neither at the Upper nor Lower Rooms, at dressed or undressed balls, was he perceivable.

   • 2003, "Man in Pakistan: I'm on list," USA Today, 1 Jan. (retrieved 2 Nov. 2008),

     The only perceivable difference between the AP and FBI photos is that the man in the FBI photo is clean-shaven and shorter-haired.

Synonyms

• perceptible, observable

Derived terms

Translations