- Operasi Udara
- Operasi Unggun Tetap
- Operasi Vlasov
- Operasi Wharton Jones
- Operasi Woodman
- Operasi, Kegiatan Militer
- Operasi; Gerakan
- Operasional Uji
- Operasionalisme
- Operator (Pengandar) Pemusnah
- Operator (Pengandar) Pencipta/pemusnah
- Operator Adjoint
- Operator Antihermitean; Pengandar Antihermitean
- Operator Antilinear
- Operator Aritmetik
- Operator Audio
- Operator Bandingan
- Operator Bawah
- Operator Beda
- Operator Bilangan Hunian
- Operator Biner
- Operator Boltzmann-Enskog
- Operator Boole
- Operator Boolen
- Operator Bose; Pengandar Bose
- Operator Casimir; Pengandar Casimir
- Operator Ciptaan (Fonon)
- Operator Del
- Operator Diferensial
- Operator Diferensial Balikan
- Operator Dua Zarah Aditif; Operator Dua Zarah Menambah
- Operator Dwikutub; Pengandar Dwikutub
- Operator Eliptik
- Operator Entri Data
- Operator Evolusi; Pengandar Evolusi
- Operator Fredholm
- Operator Genap; Pengandar Genap
- Operator Gradien
- Operator Hamiltonan; Pengandar Hamiltonan
- Operator Hermitean; Pengandar Hermitean
- Operator Homotopi
- Operator Integral
- Operator Kamera
- Operator Kamera Animasi
- Operator Kamera Tingkat I
- Operator Kanal
- Operator Kanonis; Pengandar Kanonis
- Operator Kesetangkupan; Pengandar Kesetangkupan
- Operator Ketertutupan
- Operator Komputer
- Operator Laplace
- Operator Laplace Empat
- Operator Linear
- Operator Logika
- Operator Logis Spesial
- Operator Massa; Pengandar Massa
- Operator Mekanika Kuantum
- Operator Momentum Sudut; Pengandar Pusa Sudut
- Operator Momentum; Pengandar Momentum
- Operator Pemusnah; Pengandar Pemusnah
- Operator Pemusnahan
- Operator Pemusnahan; Pengandar Pemusnahan
- Operator Penciptaan; Pengandar Penciptaan
- Operator Pendekodean
- Operator Penugasan
- Operator Pergeseran; Pengandar Pergeseran
- Operator Plan
- Operator Radio Amatir
- Operator Rapatan; Pengandar Rapatan
- Operator Relasional
- Operator Satu Zarah Aditif; Operator Satu Zarah Menambah
- Operator Sekawan
- Operator Simetrik
- Operator Taklinear
- Operator Tangga
- Operator Telepon
- Operator Tenaga-Pusa
- Operator Tenaga; Pengandar Tenaga
- Operator Tensor
- Operator Tensor Basit; Operator Tensor Taktereduksikan