aṣṭādaśa dhātavaḥ

Sanskrit: अष्टादशधातवःaṣṭādaśadhātavaḥ
Pāli: अट्ठारसधातुयोaṭṭhārasadhātuyo
Tibetan:ཁམས་བཅུ་བརྒྱད་ཀྱི་མིང་ལ་khams bcu brgyad kyi ming la
Thai: ธาตุ 18
English: 12 elements

Grammatical information:
This is a "dvigu" compound(samāsa) with aṣṭādaśa(eighteen) + dhātu as āyatanāni (vocative - masculine - plural)

Further information:

viṣayadhātu(object element)	indriyadhātu(domination element)	vijñanadhātu(consciousness element)
rūpa (form)	cakṣu (eye)	cakṣu (eye)
śabda (sound)	śrotra (ear)	śrotra (ear)
gandha (smell)	ghrāṇa (nose)	ghrāṇa (nose)
rasa (taste)	jihvā (tongue)	jihvā (tongue/tasting)
sparśa (tactile)	kāya (body)	kāya (body/tactile)
dharma (mind)	mana (mind*)	mano (mind)

For the first 5 , there are corresponding<a class="new" title="dharmas (page does not exist)" href="https://www.vyutpatti.wiki/index.php?title=dharmas&action=tinymceedit&redlink=1">dharmas</a>of “form-clarity” (rūpa-prasāda) in our body, a derivative type of form that can function as the basis(āśraya - the support) for the arising.