devsdmWhat's the difference?

Quick tell: de is a preposition, dm is a symbol, so they fill different roles in a sentence.

Which to use

“de” is a preposition and “dm” is a symbol - they look or sound alike but fill different roles in a sentence.

#1
“de” frequency rank
#18,173
“dm” frequency rank
18174
confusion score

Side-by-Side Comparison

Feature de dm
Definition Marque un ablatif. Mot indiquant la provenance, l’origine ^([note 1]). Symbole du décimètre, unité de mesure de longueur du Système international (SI), valant 0,1 mètre (10⁻¹ mètre).

Letter map: de vs dm

Shared letters muted; letters that set de and dm apart highlighted. Shared run: 1.

2 ch
de
2 ch
dm

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: de is apreposition and dmasymbol. On the page they differ by a single letter - e in “de” becomes m in “dm”. Our composite confusion score for this pair is 18174, derived from the frequency rank of both members and their visual similarity.

de is recorded at frequency rank #1, classified as aprep, pronounced \də\. dm is at rank #18,173, tagged as asymbol.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 18174, this pair ranks #379,635 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of de vs dm

Shared letters: d. Private to "de": e. Private to "dm": m.

"de" · 2 letters · shape CV  ·  "dm" · 2 letters · shape CC

Frequently Asked Questions

Can "de" and "dm" be used interchangeably?
No - they are not even the same part of speech. "de" is a preposition and "dm" a symbol, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "de" or "dm"?
"de" is the more common of the two: it sits at frequency rank #1 in our French list, against #18,173 for "dm". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list