Asdic
Definition
An acoustic underwater detection apparatus used on naval vessels for the structural localization of submarines, wrecks, or other submerged objects, based on the emission and reception of ultrasonic waves; a precursor system to modern sonar. It also represents a historical acronym derived from the British research committee that developed it during World War I.
Bilingual Equivalents
- Asdic
- Sonar system
Grammatical & Source Details
| Inflection Type | Neuter noun with standard structural variations for singular and plural technical terms. |
| Formation | Acronymic and neologistic military borrowing integrated into international naval engineering terminologies. |
| Spelling / Pronunciation | [as.ˈdik] |
| Source | Encyclopedia of Naval Warfare and Acoustic Engineering Standards |
Contextual Usage Examples
RO: Ofițerul de veghe a raportat că aparatul asdic a interceptat un ecou metalic ciudat la o adâncime de două sute de metri.
EN: The watch officer reported that the asdic apparatus intercepted a strange metallic echo at a depth of two hundred meters.
RO: Nava de escortă era dotată cu un ecograf de tip asdic capabil să scaneze fundul mării chiar și în timpul furtunilor.
EN: The escort ship was equipped with an asdic-type echo sounder capable of scanning the seabed even during storms.
RO: Eficiența unui sistem asdic scade structural în apele cu salinitate variabilă sau iute modificate termic.
EN: The efficiency of an asdic system decreases structurally in waters with variable or rapidly thermally modified salinity.
Idioms & Phrases
Operator de asdic / Asdic operator / sonar technician
RO: Militar specializat structural în interpretarea semnalelor acustice recepționate prin intermediul ecografului submarin.
EN: A military specialist structurally trained in interpreting acoustic signals received through the underwater echo sounder.
Impuls de asdic / Asdic ping / acoustic pulse
RO: Semnal sonor de înaltă frecvență emis în apă pentru a genera unde reflectate la contactul cu un corp solid.
EN: A high-frequency sound signal emitted into the water to generate reflected waves upon contact with a solid body.
Ecran de asdic / Asdic display / sonar screen
RO: Interfață grafică sau indicator structural pe care sunt redate vizual distanța și azimutul țintei detectate sub apă.
EN: A graphical interface or structural indicator on which the distance and azimuth of the detected underwater target are visually displayed.
Latest Contextual News
No recent news found for this topic.