Appanā-samādhi: Absorption concentration or full concentration from apeti to fix, is the concentration existing during absorption jhāna, whilst the neighbourhood or access-concentration upacāra samādhi only approaches the 1st absorption without attaining it; see: samadhi
References[]
Maha Thera Nyanatiloka. Manual of Buddhist Terms and Doctrines, Buddhist Publication Society, first edition 1952.