拡大

(1)a discussion that provides additional information

(2)付加的な情報を提供するための解釈

(3)act of expanding in scope; making more widely available; "extension of the program to all in need"

(4)範囲を拡大する行為

(5)より広くいきわたるようにする

(6)the act of increasing (something) in size or volume or quantity or scope

(7)（何かの）大きさや容量や分量や範囲を増やす行為

(8)the act of expanding an aperture; "the dilation of the pupil of the eye"

(9)穴を広げる行為

(10)the act of making something wider

(11)何かをより広くする行為

(12)the ratio of the size of an image to the size of the object

(13)物体のイメージの大きさと実際の大きさの比