quarterly
1. quar.ter.ly \'kwo.(r)t-*r-le-, 'kwo.rt-*l-e-\ av : at 3-month intervals {interest compounded ~} 2. quarterly aj 1: computed for or payable at 3-month intervals {~ premium} 2: recurring, issued, or spaced at 3-month intervals {~ meeting} 3: divided into heraldic quarters or compartments 3. quarterly n : a periodical published four times a year