different between obscure vs abstruse

English

Etymology

From Middle English obscure, from Old French obscur, from Latin obsc?rus (“dark, dusky, indistinct”), from ob- +? *sc?rus, from Proto-Italic *skoiros, from Proto-Indo-European *(s)?eh?-.

Pronunciation

• (Received Pronunciation) IPA^(key): /?b?skj??(?)/, /?b?skj??(?)/
• (General American) IPA^(key): /?b?skj??/, /?b?skj?/
• Rhymes: -??(?), -??(?), -??(?)
• Hyphenation: ob?scure

Adjective

obscure (comparative obscurer or more obscure, superlative obscurest or most obscure)

1. Dark, faint or indistinct.
   • 1892, Denton Jaques Snider, Inferno, 1, 1-2 (originally by Dante Alighieri)

     I found myself in an obscure wood.

   • His lamp shall be put out in obscure darkness.

2. Hidden, out of sight or inconspicuous.
   • 1606, John Davies of Hereford, Bien Venu

     the obscure corners of the earth

3. Difficult to understand.

4. Not well-known.
5. Unknown or uncertain; unclear.

   The etymological roots of the word "blizzard" are obscure and open to debate.

Usage notes

• The comparative obscurer and superlative obscurest, though formed by valid rules for English, are less common than more obscure and most obscure.

Synonyms

• (dark): cimmerian, dingy; See also Thesaurus:dark
• (faint or indistinct): fuzzy, ill-defined; See also Thesaurus:indistinct
• (hidden, out of sight): occluded, secluded; See also Thesaurus:hidden
• (difficult to understand): fathomless, inscrutable; See also Thesaurus:incomprehensible
• (not well-known): enigmatic, esoteric, mysterious; See also Thesaurus:arcane

Antonyms

• clear

Derived terms

• obscurable
• unobscurable
• obscureness

Related terms

• obscurity
• obscuration

Translations

Verb

obscure (third-person singular simple present obscures, present participle obscuring, simple past and past participle obscured)

1. (transitive) To render obscure; to darken; to make dim; to keep in the dark; to hide; to make less visible, intelligible, legible, glorious, beautiful, or illustrious.
   • c. 1688', William Wake, Preparation for Death

     There is scarce any duty which has been so obscured in the writings of learned men as this.

2. (transitive) To hide, put out of sight etc.
   • 1994, Bill Watterson, Homicidal Psycho Jungle Cat, page 62

     I realized that the purpose of writing is to inflate weak ideas, obscure poor reasoning, and inhibit clarity.

3. (intransitive, obsolete) To conceal oneself; to hide.

   • How! There's bad news. / I must obscure, and hear it.

Synonyms

• (to render obscure; to darken; dim): becloud, bedarken, bedim, bemist

Translations

Further reading

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

Anagrams

• Cuberos

French

Pronunciation

• IPA^(key): /?p.sky?/

Adjective

obscure

1. feminine singular of obscur

Anagrams

• courbes

Latin

Adjective

obsc?re

1. vocative masculine singular of obsc?rus

References

• obscure in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• obscure in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• obscure in Gaffiot, Félix (1934) Dictionnaire illustré Latin-Français, Hachette

English

Etymology

From French abstrus or its source, Latin abstr?sus (“hidden, concealed”), the perfect passive participle of abstr?d? (“conceal, to push away”), itself from ab, abs (“away”) + tr?d? (“thrust, push”). Cognate with German abstrus.

Pronunciation

• (Received Pronunciation) IPA^(key): /?b?st?u?s/
• (General American) IPA^(key): /æb?st?us/, /?b-/
• Rhymes: -u?s
• Hyphenation: ab?struse

Adjective

abstruse (comparative abstruser or more abstruse, superlative abstrusest or most abstruse)

1. Difficult to comprehend or understand. [from late 16th c.]

   Synonyms: esoteric, obscure, recondite
2. (obsolete) Concealed or hidden out of the way; secret. [from late 16th c. until mid 18th c.]

Usage notes

More abstruse and most abstruse are the preferred forms over abstruser and abstrusest.

Synonyms

• (concealed): clandestine, secret, surreptitious; See also Thesaurus:covert
• (difficult to comprehend): esoteric, obscure, recondite; See also Thesaurus:incomprehensible

Derived terms

• abstrusely
• abstruseness

Translations

References

Further reading

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

Anagrams

• Staubers, Straubes, surbates, surbeats

French

Adjective

abstruse

1. feminine singular of abstrus

Anagrams

• arbustes

German

Adjective

abstruse

1. inflection of abstrus:
   1. strong/mixed nominative/accusative feminine singular
   2. strong nominative/accusative plural
   3. weak nominative all-gender singular
   4. weak accusative feminine/neuter singular

Latin

Participle

abstr?se

1. vocative masculine singular of abstr?sus

References

• abstruse in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press