an·ni·hi·la·tion 
(ə-nī′ə-lāshən)
(ə-nī′ə-lāshən)n.
1.
a. The act or process of annihilating.
b. The condition of having been annihilated; utter destruction.
2. Physics The phenomenon in which a particle and an antiparticle, such as an electron and a positron, meet and are converted to a combination of energy or energetic particles approximately equivalent to the sum of their masses.
- Indo-European root: sā-
- Indo-European root: sāg-
- Indo-European root: sāwel-
- Indo-European root: sē-
- Indo-European root: sēmi-
- Indo-European root: sū-
- Indo-European root: tag-
- Indo-European root: tauro-
- Indo-European root: tegu-
- Indo-European root: tek-
- Indo-European root: teks-
- Indo-European root: telə-
- Indo-European root: tem-
- Indo-European root: ten-
- Indo-European root: terkw-
- Indo-European root: ters-
- Indo-European root: terə-
- Indo-European root: terə-
- Indo-European root: teutā-
- Indo-European root: teuə-
- Indo-European root: tkei-
- Indo-European root: to-
- Indo-European root: tolkw-
- Indo-European root: tong-
- Indo-European root: treb-