• WordNet 3.6
    • adj subliminal below the threshold of conscious perception
    • ***
Webster's Revised Unabridged Dictionary
    • Subliminal (Philos) Existing in the mind, but below the surface or threshold of consciousness; that is, existing as feeling rather than as clear ideas.
    • Subliminal having or using an intensity of sensory stimulus insufficient to be perceived consciously, but having an effect on unconscious mental processes; as, subliminal advertising.
    • ***
Century Dictionary and Cyclopedia
    • subliminal Below the threshold of sensation. In the following quotation a similar threshold of consciousness is supposed.
    • subliminal Subconscious; pertaining to the subliminal self or personality: as, a subliminal memory.
    • n subliminal The subconscious; a supposed secondary self or consciousness below the level of the normal, waking life.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Subliminal sub-lim′i-nal beneath the level of consciousness, latent.
    • ***


  • William James
    “If the grace of God miraculously operates, it probably operates through the subliminal door.”


Webster's Revised Unabridged Dictionary
Pref. sub-, + L. limen, threshold
Chambers's Twentieth Century Dictionary
L. sub, under, limen, liminis, the door.


In literature:

Subliminal theft, so to speak.
"The Man in Lower Ten" by Mary Roberts Rinehart
My subliminal self knew what was going to happen, and was on the job, that's all.
"Queen Sheba's Ring" by H. Rider Haggard
If independent volition, sensible or subliminal, were absent, it could hardly have been apparent.
"Red Masquerade" by Louis Joseph Vance
Besides, she felt, more subliminally, that he was never so near slipping through her fingers as when he took that meek way.
"Between The Dark And The Daylight" by William Dean Howells
Mr. Myers thinks that the Secondary Personality of Subliminal Consciousness is merely a phase of the essential Unity of the Ego.
"Real Ghost Stories" by William T. Stead
I found him interested, but unable to get beyond the 'subliminal consciousness' theory.
"Seen and Unseen" by E. Katharine Bates
He had a passing impulse to ask Jannie to call off her subliminal thugs; the phrasing is my own.
"The Best Short Stories of 1919" by Various
The 'subliminal self,' 315.
"The Will to Believe" by William James
This brings us to the question of subliminal action.
"Historic Ghosts and Ghost Hunters" by H. Addington Bruce
If she was unhappy, her unhappiness lay too deep in subliminal abysses to struggle to the surface of her consciousness.
"The Side Of The Angels" by Basil King

In news:

Ian Graham of Cheap Girls Talks Subliminal Woody Allen Inspirations On 'Manhattan'.
Runs at Admiral, Fri. Ian Graham of Cheap Girls Talks Subliminal Woody Allen Inspirations On 'Manhattan'.
Iron Man = Subliminal Coke Ad.
Subliminal Romney on 'Bones' mystery solved.
THIS is called subliminal advertising and I predict you'll be saying this SOON.
The Subliminal Image Overdrive of MS MR's 'Hurricane' Video.
Edwin Yager was invited to put on a two-day workshop on subliminal therapy at the 16th International Conference for the Association of Psychology and Psychiatry for Adults and Children in Athens, Greece.
Seven's Richard Lemus shows us this Subliminal Solution.
Subliminal advertising is less (read me) interesting than you think.
SoCal > Podcasts > REDCAT > DJ Spooky That Subliminal Kid at the L.A.
BARCELONA, Spain (AP) — Ferrari is practicing for the Spanish Grand Prix without a design on its chassis that some suggest is subliminal advertising for Marlboro cigarettes.
That was the subliminal message delivered by Supreme Court Justice Samuel Alito last week when he offered comments on the infamous Citizens United decision.
Subliminal influences guide our voting preferences.
They're not all really product placements — some are just ads — but it's still a cool and creepy trip through the history of subliminal (and not so subliminal) marketing.
Drake seems to not be a fan of how Jay and Kanye are coming out with "Watch The Throne"… Listen to him throw some subliminal shots at them.

In science:

The opposite advice, always use the theoretical null, has been inculcated by a century of classic one-case-at-a-time testing to the point where it is almost subliminal, but it exposes the statistician to obvious criticism in situations like the BRCA and HIV data.
Microarrays, Empirical Bayes and the Two-Groups Model
One possibiity is for the string to be straight, K µ = 0, in which case the running velocity v can have any (subliminal) value, including the zero value that correponds to the strictly static case.
Dynamical instability criterion for circular (vorton) string loops