Etymology of some UPANISHADIC TERMS:( BU: Brihadaranyaka Upanishad)

Ayasya Angirasa

Breath in the mouth, which is the essence of the limbs. Essence=rasa; limbs=Anga. This one here (Aya) is within the mouth (Asya). (BU.1.3.19)

BRIHASPATI

Breath is also Brihaspati. Brihat is speech; he is her lord (pati). (BU.1.3.20)

BRAHMANASPATI

Breath is also Brahmanaspati. Prayer (Brahman), verily, is speech; he is her lord (pati). (BU.1.3.21)

SAMAN

Breath is also the Sama-Veda. The chant (Saman) verily, is speech. It is SA (she) and AMA (he). That is the origin of the word SAMAN. Or because it is equal (Saman) to a gnat, a fly, an elephant, the three worlds, this universe; therefore indeed, it is the Sama-Veda. (BU.1.3.22)

UDGITHA

Breath is also the Udgitha. Verily, it is up; for by breath is this whole world upheld (ut-tabdha).Song (githa) is verily, speech; UT and GITHA - that is UDGITHA. (BU.1.3.23)

PURUSA

Since before (purva) all this world, he burned up all evils, therefore he is Purusa. (BU.1.4.3)

PATI-PATNI

Verily, Purusa had no delight. He desired a second. He was indeed as large as a woman and a man closelyembraced. He caused that self to fall (/pat) into twopieces. Therefrom arose a huaband (pati) and a wife (patni). (BU.1.4.3)

PUTRA

Because a son delivers (trayate) his father from the hell known as PUTH, therefore he is called Putra (son). (BU.1.5.17)

The 33 Gods

Eight Vasus, eleven Rudras, twelve Adityas, Indra and Prajapati. (BU.3.9.2)

VASUS

Fire, earth, wind, atmosphere, sun, sky, moon and the stars are the eight Vasus. Upon them this excellent (vasu) world is set, for they give a dwelling (vasaayante) to the world. Therefore they are called Vasus. (BU.3.9.3)

RUDRAS

The ten breaths in a person, and the self as the eleventh. Because they make us lament (/rud) when they goout from this mortal body, therefore they are called Rudras. (BU.3.9.4)

ADITYAS

The twelve months of the year. These are Adityas, for they go carrying along this whole world. Since they go (yanti) carrying along (a-da) this whole world, they are called Adityas. (BU.3.9.5) INDRA The thunder is Indra. (BU.3.9.6)

PRAJAPATI

The sacrifice is Prajapati. (BU.3.9.6)