similarとは意味・読み方・使い方

語源

From French similaire, from Medieval Latin similaris, extended from Latin similis (“like”); akin to simul (“together”).

発音

• (Received 発音) IPA^(key): /ˈsɪmələ/
• (General American) IPA^(key): /ˈsɪməlɚ/

形容詞

similar (comparative more similar, superlative most similar)

1. Having traits or characteristics in common; alike, comparable.

   My new car is similar to my old one, except it has a bit more space in the back.

   • 1908, W[illiam] B[lair] M[orton] Ferguson, chapter IV, in Zollenstein, New York, N.Y.: D. Appleton & Company, OCLC 731476803:

     So this was my future home, I thought! Certainly it made a brave picture. I had seen similar ones fired-in on many a Heidelberg stein. Backed by towering hills, […] a sky of palest Gobelin flecked with fat, fleecy little clouds, it in truth looked a dear little city; the city of one's dreams.

   • 2013 May-June, Charles T. Ambrose, “Alzheimer’s Disease”, in American Scientist, volume 101, number 3, page 200:

     Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems—surgical foam, a thermal gel depot, a microcapsule or biodegradable polymer beads.

2. (mathematics) Of geometrical figures including triangles, squares, ellipses, arcs and more complex figures, having the same shape but possibly different size, rotational orientation, and position; in particular, having corresponding angles equal and corresponding line segments proportional; such that one can be had from the other using a sequence of rotations, translations and scalings.
3. (mathematics, linear algebra) Of two square matrices; being such that a conjugation sends one matrix to the other.

同意語

• (with common characteristics): akin, alike, comparable, identical, same, twin

反意語

• (alike): different, unlike, dissimilar

派生語

• similarity
• similarly
• similarness

関連する語

名詞

similar (複数形 similars)

1. That which is similar to, or resembles, something else, as in quality, form, etc.
2. (homeopathy) A material that produces an effect that resembles the symptoms of a particular disease.

Further reading

• “similar” in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• “similar” in The Century Dictionary, New York, N.Y.: The Century Co., 1911.