What's the difference between under and underneath?

Under


Definition:

  • (prep.) Below or lower, in place or position, with the idea of being covered; lower than; beneath; -- opposed to over; as, he stood under a tree; the carriage is under cover; a cellar extends under the whole house.
  • (prep.) Denoting relation to some thing or person that is superior, weighs upon, oppresses, bows down, governs, directs, influences powerfully, or the like, in a relation of subjection, subordination, obligation, liability, or the like; as, to travel under a heavy load; to live under extreme oppression; to have fortitude under the evils of life; to have patience under pain, or under misfortunes; to behave like a Christian under reproaches and injuries; under the pains and penalties of the law; the condition under which one enters upon an office; under the necessity of obeying the laws; under vows of chastity.
  • (prep.) Denoting relation to something that exceeds in rank or degree, in number, size, weight, age, or the like; in a relation of the less to the greater, of inferiority, or of falling short.
  • (prep.) Denoting relation to something that comprehends or includes, that represents or designates, that furnishes a cover, pretext, pretense, or the like; as, he betrayed him under the guise of friendship; Morpheus is represented under the figure of a boy asleep.
  • (prep.) Less specifically, denoting the relation of being subject, of undergoing regard, treatment, or the like; as, a bill under discussion.
  • (adv.) In a lower, subject, or subordinate condition; in subjection; -- used chiefly in a few idiomatic phrases; as, to bring under, to reduce to subjection; to subdue; to keep under, to keep in subjection; to control; to go under, to be unsuccessful; to fail.
  • (a.) Lower in position, intensity, rank, or degree; subject; subordinate; -- generally in composition with a noun, and written with or without the hyphen; as, an undercurrent; undertone; underdose; under-garment; underofficer; undersheriff.

Example Sentences:

Underneath


Definition:

  • (adv.) Beneath; below; in a lower place; under; as, a channel underneath the soil.
  • (prep.) Under; beneath; below.

Example Sentences:

  • (1) In clinical situations on donor sites and grafted full-thickness burn wounds, the PEU film indeed prevented fluid accumulation and induced the formation of a "red" coagulum underneath.
  • (2) Degenerating seminiferous tubules and areas of cellular connective tissue are located underneath or within the tunica albuginea.
  • (3) I feel like there's a weakness and I feel like I'm doing something right to get underneath his skin.
  • (4) Underneath the envelope, p17 forms the matrix protein layer, while the capsid of the double cone shaped core is built up of p24.
  • (5) The small part of the flap that passed underneath the auricular skin or through the auricular cartilage is deepithelialized.
  • (6) The T-1 nerve root obstructs posterolateral access to the T-1 vertebra, necessitating an inferolateral approach underneath the T-1 nerve root axilla.
  • (7) Light microscopic and electron microscopic examinations showed that the cysts are lined by flattened to cuboidal epithelial cells which, on their surface, have microvilli of different lengths and underneath a continuous basement membrane.
  • (8) One described how the young Michael would walk around with a copy of Paris Match underneath his arm, telling people that his goal was to be prime minister.
  • (9) Paddle on the Riviera Facebook Twitter Pinterest Photograph: Alamy A half-hour walk from the tiny railway station at Cap d’Ail in the Alpes-Maritimes, a coastal footpath runs underneath a line of art nouveau and art deco villas and round a headland before Mala Plage comes into view.
  • (10) I considered it, paced up and down, but thought whatever was underneath might be worse and I would have no money for anything else, so I said I'd keep it.
  • (11) Ruthenium red-positive anionic sites were distributed in the basal lamina and on thin filaments underneath the basal lamina.
  • (12) The occlusion of arterioles underneath the site suggests that circulation through the lacunae at this stage is indirect.
  • (13) So all these things are going through your head as I'm on my belly crawling to get underneath this shutter.
  • (14) Alongside aid, you do need an investment in local leadership, the systems that sit underneath them, and the capability of the people that run them,” Thompson said.
  • (15) This is achieved by inserting the outer layer underneath a dorsally displaced, bony lamella of the outer malleolus.
  • (16) But those who knew him say that underneath he was a softie.
  • (17) At both times, the ex-ethanol-treated rats showed significantly impaired between-day habituation of exploratory head-dipping at holes that were empty, but normal between-day habituation of head-dipping at the hole with the same object underneath on all 3 days.
  • (18) I meet Olsen in London, somewhere east of Dingwalls (a venue she's due to play later) and in the neighbourhood of the Observer 's offices.. She's wearing dark clothes and oversized shades, pale‑faced underneath.
  • (19) Friday night's attack came just hours a after police discovered a booby trap bomb device underneath a car also in west Belfast.
  • (20) Fellaini has now taken his tracksuit off, fortunately he has a Man Utd strip underneath,” was the message posted on their official Twitter account moments before the Belgian came on for Herrera.