imperceptible
- adjective (adj)
Meaning: hard to sense faint
Synonyms:
ephemeral
evanescent
fine
gradual
impalpable
imponderable
inappreciable
inaudible
inconsiderable
inconspicuous
indiscernible
indistinct
indistinguishable
infinitesimal
insensible
insignificant
invisible
microscopic
minute
momentary
shadowy
slight
small
subtle
tiny
trivial
undetectable
unnoticeable
vague
Antonyms:
apparent
conspicuous
distinct
evident
noticeable
obvious
perceptible
seeable
striking
unobscured
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.