ροή
Lemma: ροή
Translation: flow; current; stream; flux (noun)
Etymology: From Ancient Greek ῥοή (rhoḗ), derived from the verb ῥέω (rhéō, 'to flow'). The word shares the same Indo-European root (*srew-) as the English words 'stream' and 'rheum'. This root is also found in 'rhythm', which originally referred to measured flow or movement.
Example Usage
Η ροή του ποταμού είναι δυνατή μετά τη βροχή.
The river's flow is strong after the rain.
Η ροή της κυκλοφορίας είναι αργή λόγω του ατυχήματος.
The traffic flow is slow due to the accident.
Η ροή των σκέψεών μου διακόπηκε από τον θόρυβο.
The flow of my thoughts was interrupted by the noise.
Η ροή των δεδομένων στο διαδίκτυο αυξάνεται συνεχώς.
The flow of data on the internet is constantly increasing.
Mnemonics
- Think of 'row' (as in rowing a boat) which involves moving through flowing water.
- Connect it to 'rheo-' in English words like 'rheology' (study of flow) or 'diarrhea' (flowing through).
Synonyms
Antonyms
Example Wordforms
Cultural Context
The concept of 'ροή' is important in Greek philosophy, particularly in the works of Heraclitus who famously said 'πάντα ῥεῖ' (everything flows), suggesting that change is the only constant in life. In modern usage, it appears in many technical and everyday contexts, from water management to traffic flow.
Easily Confused With
Explanation: While 'ροή' means 'flow', 'ρόλος' means 'role'. They look somewhat similar but have completely different meanings.
Notes: The stress falls on different syllables: ρο-Ή vs ΡΟ-λος.
Mnemonic: 'Ροή' has to do with movement (like flowing water), while 'ρόλος' is about function or position (like an actor's role).
Explanation: 'Ροή' means 'flow', while 'ροπή' means 'torque' or 'tendency/inclination'. They differ by just one letter but have distinct meanings.
Confused word:
Η ροπή της μηχανής μετριέται σε Newton-meter.
The engine's torque is measured in Newton-meters.
Notes: Both words are used in physics but in different contexts.
Mnemonic: Think of 'ροή' as related to flowing (like a river) and 'ροπή' as related to turning force (like twisting).