What does ギザギザ mean?
ギザギザ is a Japanese noun meaning “notches; serration; indentation; jaggies (stair-step artifacts in computer images)” in English. It can also be translated as “notched” depending on context. It is written as ギザギザ in katakana, and gizagiza in romaji. This word is part of JLPT N3 vocabulary.