Word Pronunciation & Dictionary

tacnode

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables: tac-n-ode
IPA

10

Scrabble Score

7

Letters

3

Syllables

7

Unique Chars

Meaning

noun

A point of a curve where two or more osculating circles to the curve at that point are tangent, so that two branches of the curve have ordinary tangency at the double point.

Example Sentences

"A tacnode is defined to be a singularity equivalent to the origin in the curve y²-x²#61;0, that is, the union of two smooth arcs meeting with contact of order two. Similarly, an oscnode is a singularity equivalent to y²-x⁶#61;0, i.e., consisting of two smooth branched with contact of order three, and so on."

Etymology

Latin tactus + English node

Inflected Forms

tacnodes (plural)

Frequently Paired Words

oscnode

Questions

What does tacnode mean?: A point of a curve where two or more osculating circles to the curve at that point are tangent, so that two branches of the curve have ordinary tangency at the double point.
Where does tacnode come from?: Latin tactus + English node

How to pronounce tacnode

Open the pronunciation page — Open the Speakur entry for “tacnode”.
Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “tacnode”.
Repeat and practice — Say “tacnode” aloud, matching stress and vowels until it feels natural.