Infinite number of Jīvas (souls belonging to the category of Sādhāraṇa Jīva) sharing a common body is called Nigoda which is of the shape of a drop of water (stibuka);
innumerable number of such Nigodas together make a Golaka.
anantānām jīvānām sādhāranamekam śarlram, tacca stibukākāram, itthambhūtānām cāsatnkhyeyānām nigodānām samudāyo golakakaro golakah. te cagolakā asamkhyeyāh.
(Bṛsaṃ Vṛ Pa 128 a)
golāya asamkhijjā, assamkhanigoao havai golo. ekkaekkammi nigoe, anamtajīvā muneyavvā...
(Bṛsaṃ 301)