<span class="searchmatch">mūcrōnis</span> genitive singular of mūcrō...
<span class="searchmatch">mūcrōnī</span> dative singular of mūcrō...
dictionaries including recent ones (early 21st century). mucrō m (genitive <span class="searchmatch">mucrōnis</span>); third declension A sharp point, especially the point of a sword. (figuratively)...