Noun: tacnode
| Singular | tacnode |
| Plural | tacnodes |
Sample Sentences
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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. [2012, Joe Harris, Algebraic Geometry: A First Course, page 262:]
Nouns inflected like tacnode
soldier's woundwort,
Nicosian,
whopper,
greypate,
tactile sign language,
chronotrope,
Rosie Lee,
dissentient,
photoinactivator,
sulphonediimine,
coastal waterfall,
residuary devise,
bituminization,
nitrosonaphthol,
smṛiti,
geosphere,
backscreen,
mensuralist,
flocculate,
flocculant, etc. (List truncated at 20 nouns)
Etymology
Latin tactus + English node See: English Nouns '
node'.