Splatとは 意味・読み方・使い方

語源 1

From earlier splat (“to spread flat”), from 中期英語 splatten, splaten (“to stretch out, extend", also "to split”). Compare dialectal English splat (“flat”).

名詞

splat (plural splats)

1. The narrow wooden centre piece of a chair back.

   Synonym: backsplat

語源 2

Onomatopoeic.

名詞

splat (plural splats)

1. The sharp, atonal sound of a liquid or soft solid hitting a solid surface.

   I didn't see the egg fall, but I heard the splat when it hit the floor.

   • 1994, Mike Hayes, Tell Us Anothree! More yarns from all around Australia, Sydney: The Australian Broadcasting Corporation, published 2001, page 32:

     So when it come to choices, I prefer the cricket bat.
     It doesn't mark the skin and gives a better sounding "splat".

2. The irregular shape of a viscous liquid or soft solid which has hit a solid surface.

   The canvas was covered by seemingly careless splats of paint.

3. (computing, slang) The Command key on an Apple Macintosh.
4. (computing, slang) Any of various characters appearing in computer character sets.
   1. The asterisk *
   2. The hash symbol #
5. (programming) An operator indicating a variable-length argument list, often denoted by * or ....
   • 2019, David Powers, PHP 7 Solutions: Dynamic Web Design Made Easy, page 64:

     It consists of three dots or periods preceding the last (or only) parameter in the function signature. The splat operator converts the values passed to the function into an array, which can then be used inside the function […]

6. (programming) An operator which takes a scalar value and creates a vector in which each element is initialized to that value.
   • [2023 November 27, Designing a SIMD Algorithm from Scratch, “Designing a SIMD Algorithm from Scratch”, in mcyoung‎, archived from the original on 16 February 2025:

     For example, "broadcast" (sometimes called "splat") makes a vector whose lanes are all the same scalar, like Rust's [42; N] array literal.]

7. A move in playboating involving stalling in place while positioned vertically against a solid object in the water.
8. A children's game in which one person, in the centre of a circle of players, points and says "SPLAT!" at another player. That player then ducks down and the two players either side of them point and say "SPLAT!". The slowest to react is and eliminated from the game. The final is settled by a Mexican standoff.

使用する際の注意点

• (computing, asterisk): Usage may be limited based on the function of the symbol in a particular context. In the Ruby programming language, for example, the asterisk is called a splat when used to construct or separate an array, but not when used as a multiplication operator.

動詞

splat (third-person singular simple present splats, present participle splatting, simple past and past participle splatted)

1. (intransitive) To hit a flat surface and deform into an irregular shape.

   The egg splatted onto the floor.

2. (transitive) To splatter.

   She splatted the roach with her shoe.

3. (computer graphics, transitive) To combine different textures by applying an alpha channel map to the higher levels, revealing the layers underneath where the map is partially or completely transparent.
   • 2003, Thomas Ertl, Vision, Modeling, and Visualization 2003: Proceedings, page 491:

     Figure 6: Checkerboard rendering using two different screen space surface splatting algorithms.

関連する語

• splatbook
• splat map
• splat mat
• splatter

参考

• plop
• splash
• sploosh
• sploop

アナグラム

• -plast, plats, slapt, spalt