planar

English

Etymology

(deprecated template usage)

From (deprecated template usage) [etyl]  plānārius (“relating to a plane”), derived from Latin plānus (“flat”, “level”), ultimately from the (deprecated template usage) [etyl] Proto-Indo-European root *pleh₂- (“flat”).

Pronunciation

• (General American) IPA^(key): /ˈpleɪnɚ/
• (Received Pronunciation) IPA^(key): /ˈpleɪnə/
• Homophones: plainer, planer
• Rhymes: -eɪnə(ɹ)

Adjective

planar (comparative more planar, superlative most planar)

1. Of or pertaining to a plane.

   A planar projection of a three-dimensional object is its projection onto a plane.

2. Flat, two-dimensional.
3. (graph theory, of a graph) Able to be embedded in the plane with no edges intersecting.

   A complete graph with more than four nodes is never planar.

4. (transistor chip, semiconductor devices) Having a flat profile, not etched into a mesa.

Derived terms

• antiplanar
• nonplanar
• synplanar

Related terms

• plane
• planate

Translations

of or pertaining to a plane

• Irish: plánach
• Romanian: planar (ro) m
• (deprecated template usage) {{trans-mid}}
• Spanish: plano (es)

flat, two-dimensional

• Irish: plánach
• Italian: planare (it)
• (deprecated template usage) {{trans-mid}}
• Maori: papatahi
• Romanian: planar (ro) m

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German

Pronunciation

• Audio

  (file)

• Rhymes: -aːɐ̯

Adjective

planar (not comparable)

1. planar

Further reading

• “planar” in Duden online

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Norwegian Nynorsk

Noun

planar m

1. indefinite plural of plan

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Portuguese

Verb

1. (intransitive) to glide (to fly unpowered)

Related terms

• plano

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Spanish

Etymology

From (deprecated template usage) [etyl]  planarius (“relating to a plane”), from planum (“plane”).

Adjective

planar m or f (masculine and feminine plural planares)

1. planar (relating to a plane)

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Swedish

Verb

planar

1. (deprecated template usage) present tense of plana.