cadmium 129m1

Spelling & Dictionary Insight

The French entry for cadmium 129m1 is 13 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \kad.mjɔm sɑ̃.vɛ̃t.nœ.f‿ɛ.m‿œ̃\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "Isomère nucléaire du cadmium 129 de symbole 129m1 48Cd ; il se transmute soit en indium 129 — 129 49In — par désintégration β⁻, soit en indium 128 — 128 49In — par émission de neutron β-retardée ; ...".

No misspelling variants are generated for cadmium 129m1 in our index, suggesting the orthography follows predictable French patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct French form is cadmium 129m1, spelled C-A-D-M-I-U-M- -1-2-9-M-1, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.