different between projection vs knob

English

Etymology

From either the Middle French projection or its etymon, the Classical Latin pr?iecti? (stem: pr?iecti?n-), from pr?ici?. Compare the Modern French projection, the German Projektion, and the Italian proiezione.

Pronunciation

• IPA^(key): /p???d??k??n/
• Rhymes: -?k??n

Noun

projection (countable and uncountable, plural projections)

1. Something which projects, protrudes, juts out, sticks out, or stands out.

   The face of the cliff had many projections that were big enough for birds to nest on.

2. The action of projecting or throwing or propelling something.
   1. (archaic) The throwing of materials into a crucible, hence the transmutation of metals.
3. (archaic) The crisis or decisive point of any process, especially a culinary process.
4. The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.
5. A forecast or prognosis obtained by extrapolation
6. (psychology) A belief or assumption that others have similar thoughts and experiences as oneself
7. (photography) The image that a translucent object casts onto another object.
8. (cartography) Any of several systems of intersecting lines that allow the curved surface of the earth to be represented on a flat surface. The set of mathematics used to calculate coordinate positions.
9. (geometry) An image of an object on a surface of fewer dimensions.
10. (linear algebra) An idempotent linear transformation which maps vectors from a vector space onto a subspace.
11. (mathematics) A transformation which extracts a fragment of a mathematical object.
12. (category theory) A morphism from a categorical product to one of its (two) components.

Synonyms

• (something which sticks out): protuberance

Derived terms

Related terms

• project

Translations

Further reading

• projection on Wikipedia.Wikipedia

French

Pronunciation

Noun

projection f (plural projections)

1. projection
2. screening (of a film)

Interlingua

Noun

projection (plural projectiones)

1. projection

English

Etymology

From Middle English knobbe, from Middle Low German knobbe (“knob; knot in wood”). Cognate with Dutch knob, knobbel (“knob”), German Knubbe, Knubbel (“knob”). See also knop.

Pronunciation

• (Received Pronunciation) enPR: n?b, IPA^(key): /n?b/
• (US) enPR: n?b, IPA^(key): /n?b/
• Rhymes: -?b
• Homophone: nob

Noun

knob (plural knobs)

1. A rounded protuberance, especially one arising from a flat surface; a fleshy lump or caruncle.
2. A rounded control switch that can be turned on its axis, designed to be operated by the fingers.
3. A ball-shaped part of a handle, lever, etc., designed to be grabbed by the hand.
4. A rounded ornament on the hilt of an edged weapon; a pommel.
5. A prominent, rounded bump along a mountain ridge.
6. (geography) A prominent rounded hill.
   • 2011, John Jeremiah Sullivan, Pulphead, Farrar, Straus and Giroux, p. 144:

     We climbed to the top of Slate Hill, the highest knob in our town, and Ricky gave me a whole talk on how slate formed, how it was and was not shale.

7. (slang, chiefly in the plural) A woman's breast.
8. (vulgar, slang, chiefly Britain) The penis.
9. (vulgar, slang) The head of the penis; the glans.
10. (slang, derogatory, by analogy with above) A contemptible person.
11. (cooking) A dollop, an amount just larger than a spoonful (usually referring to butter).
12. A chunky branch-like piece, especially of a ginger rhizome.
    • 2001, David Joachim, The Clever Cook's Kitchen Handbook

      Place whole, unpeeled knobs of ginger in a zipper-lock freezer bag for up to 3 months. Slice or break off what you need and return the rest to the freezer.

13. A bulb of the garlic plant consisting of multiple cloves.

Synonyms

• See also Thesaurus:penis

Derived terms

• doorknob
• drawknob
• knob-and-tube
• knobhead

Translations

Verb

knob (third-person singular simple present knobs, present participle knobbing, simple past and past participle knobbed)

1. (Britain, slang, vulgar, of a man) To have sex with.

Synonyms

• dick, get up in, schlong; see also Thesaurus:copulate with

Anagrams

• Bonk, bonk

Danish

Etymology

From Middle Low German kn?p (“knot”), probably via Old Saxon from a variant of Proto-Germanic *knappô (“knob, lump”). Compare Dutch knoop and Swedish knop.

Pronunciation

• IPA^(key): /kno?b/, [k?no??b?]

Noun

knob n or c

1. knot (nautical unit of speed)
2. knot (some specific type of looping of a rope)

Usage notes

In the sense speed unit, it is common gender; the plural indefinite form is knob; no definite forms. In the sense looping of a rope it is neuter gender.

Inflection

Synonyms

• (knot): knude

Further reading

• knob on the Danish Wikipedia.Wikipedia ^da
• Knob (fart) on the Danish Wikipedia.Wikipedia ^da
• Douglas Harper (2001–2021) , “knob”, in Online Etymology Dictionary

Middle English

Noun

knob

1. Alternative form of knobbe