I can control the size of a zenity window with the --width and the --height arguments: $ zenity --info --text="This is an information box." --width=600 --heigh
index-management
androidjunitrunner
laravel-charts
realview
settings.settings
mahapps.metro
http-trace
postgresql-8.0
eureka-forms
ctags
js-joda
qhull
rownum
aif360
gs-vlookup
flutter-material
orphaned-objects
nao-robot
mozilla
karatsuba
kml
sonata-user-bundle
esp-idf
botman
ansible-runner
readwritelock
decltype-auto
oeis
eclipse-2020-06
bitcoinjs-lib