A / armĭsŏnus
adjective

armĭsŏnus

fem. armĭ-sŏna · neut. armĭ-sŏnum
resounding with arms poetic
resounding with arms (poet.): numina Palladis armisonae, Verg. A. 3, 544: antrum, Claud. Rapt. Pros. 3, 67.