isogloss means A line on a map indicating the geographical boundaries of a linguistic feature. It carries an Arena rating of 1601, earned across 3 head-to-head judged battles.
Among words judged in Lexicurio's Arena, isogloss ranks #808 of 17,138 for Most Incisive Words, #3,997 of 17,142 for Most Ingenious Words, #4,723 of 17,128 for Words That Escaped Their Books, #4,795 of 17,149 for Most Exacting Words.
isogloss is pronounced /ˈaɪsə(ʊ̯)ɡlɒs/.
Why “isogloss” is a great word
A line on a map marking the geographical limit of a particular linguistic feature, such as a pronunciation, word, or grammatical usage. From the German *Isogloss* (1892), itself from the combining form *iso-* (from Ancient Greek ἴσος (ísos, "equal")) and *gloss* (from Ancient Greek γλῶσσα (glôssa, "tongue, language")). Unlike "dialect," which names a whole regional variety of speech, or "isoglot," which denotes the linguistic feature itself, an *isogloss* is the precise, often jagged, frontier of that single feature. It is the razor's edge where "pop" becomes "soda," where the final *-r* drops off or holds on, and where the past tense of "dive" shifts from "dived" to "dove"—a cartographer's attempt to impose crisp order upon the slow, muddy seep of human speech across a landscape, a quiet testament to how language fractures not all at once, but one sound, one word, one invisible border at a time.
Etymology
From iso- + gloss, ultimately from Ancient Greek ἴσος (ísos, “equal”) (possibly from Proto-Indo-European *wi- (“to separate”)) + γλῶσσα (glôssa, “tongue; language”) (ultimately from Proto-Indo-European *glōgʰs).
noun
- A line on a map indicating the geographical boundaries of a linguistic feature.e.g.“Bloch thinks (and we agree with him) that details of isogloss will probably not bear out this kind of grouping.” — 1921, The Calcutta Review, Calcutta: University of Calcutta, →OCLC, page 285:
- A linguistic feature shared between languages or language varieties, through any of various mechanisms, whether genetic inheritance or other linguistic forces.
Definitions & examples from Wiktionary (CC BY-SA 3.0).
Words closest in meaning
By meaning, not spelling — each word's AI semantic fingerprint, nearest first.
- isophone 75% match — An isogloss indicating where a certain phone, or speech segment, is found. vs isogloss →
- isolex 73% match — An isogloss indicating where a certain word is used. vs isogloss →
- isopleth 61% match — A line drawn on a map through all points having the same value of some measurable quantity. vs isogloss →
- isophene 59% match — A line (on a map, etc.) joining places where a particular biological phenomenon is exhibited in the same way, such as where plants flower at the same time (an isanthesic) or where the same proportion of clines is found. vs isogloss →
- isotherm 58% match — A line on a graph or chart, such as a weather map, along which all the points have the same temperature. vs isogloss →
- isohypse 58% match — A contour line; a line on a map connecting points of equal height. vs isogloss →
- isoflor 57% match — An isoline on a map that connects areas where a given number of plant taxa can be found, particularly species within a certain genus or family. vs isogloss →
- isopoll 57% match — A line on a map showing places having the same amounts of a particular pollen. vs isogloss →